Research Project on Economical Apartment Design, 1930: Building type IIb: section showing heating and electrical installation, 1:50

Photomechanical print with ink, graphite, and applied type on paper

Photomechanical print

Typewritten text on paper

photomechanical print with black and colored inks, wash, and applied type on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print with graphite and applied type on paper

Photomechanical print in red ink on blue paper

Photomechanical print in orange and blue inks on paper

Photomechanical print in colored inks on paper

Photomechanical print in black ink on white paper